Hawkes Learning Business Statistics 2.1 Fall 2023 with complete solution

Hawkes Learning Business Statistics 2.1 Fall 2023 with
complete solution
Consider the following frequency table representing the distribution of hours
students watch tv in a week.
Hours Students Watch TV in a Week
Class: Frequency*:
3-11 = 8*
12-20 = 3*
21-29 = 3*
30-38 = 9*
39-47 = 3*

Step 1 of 2 :
Determine the lower class boundary for the first class.

Step 2 of 2 :
Determine the upper class boundary for the second class.
Answer: 2.5
Answer: 20.5
Consider the following frequency table representing the distribution of the length
of a morning walk with the dog (in miles)
Length of a Walk (in Miles)
Class: Frequency*:
0.27-0.34 = 13*
0.35-0.42 = 3*
0.43-0.50 = 9*
0.51-0.58 = 3*
0.59-0.66 = 6*

Step 1 of 2 :
Determine the midpoint for the fourth class.

Step 2 of 2 :
Determine the midpoint for the third class.
Answer: 0.51 + 0.58/2 = 0.545
Answer: 0.43 + 0.50 = 0.465
Consider the following frequency table representing the distribution of cost of a
paperback book (in dollars).
Cost of a Paperback Book (in Dollars)
Class: Frequency*:
8.0-8.5 = 9*
8.6-9.1 = 10*
9.2-9.7 = 6*
9.8-10.3 = 4*